| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.26 | 2.22 | 0.04 |
| Feb | 2.08 | 2.09 | -0.01 |
| Mar | 2.92 | 2.97 | -0.05 |
| Apr | 2.56 | 2.64 | -0.08 |
| May | 4.56 | 4.30 | 0.26 |
| Jun | 3.45 | 3.43 | 0.02 |
| Jul | 1.96 | 2.02 | -0.06 |
| Aug | 2.49 | 2.30 | 0.19 |
| Sep | 3.22 | 3.39 | -0.17 |
| Oct | 3.62 | 3.52 | 0.10 |
| Nov | 2.68 | 2.66 | 0.02 |
| Dec | 2.34 | 2.35 | -0.01 |
34.14 | 33.89 | 0.25 |